why a flame of fire faces to the upward direction and not to the downward direction even having the effect of gravity?
three men go to forest with some apples. At night one of them gets up and divide the apples in 3equal parts and one apple is leftwhich he gives to monkey. After some time 2nd of them gets up and divide the left apples in three equal parts. And again one apple is left which he ...
a milkman has 3 containers of 3litres, 5litres and 8litres.the 8litre container is completely filled with milk.the milkman wants to measure 4litre milk.how can he do this with these 3 containers?